code: def main():
      args = parse_args()
      for sub_set in ["train", "valid", "test"]:
          convert_vis(args.input, args.output, args.version, sub_set)
  
file_path: mmdetection/tools/dataset_converters/youtubevis2coco.py
imports: import argparse
  import copy
  import os
  import os.path
  from collections import defaultdict
  import mmengine
  from tqdm import tqdm
label_desc: Use image node_id 3 for calling a global function with example usage: main() without return types